Digit span performance of persons 75-96 years of age: base rates and associations with selected demographic variables

Article Abstract:

Averages on digit span forward (DF), backward (DB), and DF minus DB for individuals of more than or equal to 75 yrs of age are 5.79, 4.18 and 1.62, respectively, on the Wechsler Adult Intelligence Test-Revised. Demographic variable of education is associated with performance on DF, while variables of education and preretirement occupation are related with performance on DB. Individuals with less than 11 yrs of education can recall 4 digits, while those with more than 12 yrs of schooling can recall 5 digits on DF. The former can repeat 3 digits, while the latter can repeat 4 digits on DB.

Demography, Wechsler Adult Intelligence Scale-Revised (Test)

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Empirically observed and statistically derived verbal-performance IQ discrepancies for the old age WAIS-R standardization sample

Article Abstract:

A formula for estimating abnormal Verbal-Performance IQ difference scores was analyzed using data on the actual distribution of difference scores in the old age WAIS-R standardization group. Results indicated similar estimated and actual discrepancies for each age group and for the entire sample. The study supports the validity of the formula with those 75 years and older.

Test validity, Intelligence tests

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Comparison of depression in the community-dwelling and assisted-living elderly

Article Abstract:

A comparative study of depression among the 351 community-dwelling and 102 assisted-living elders, using the Depression Adjective Check Lists (DACL), revealed significantly high depression scores for the assisted-living subjects. These results are suggestive of much-needed program initiatives to improve the quality of living of assisted-living elders.

Depression in old age, Geriatric depression

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